first_imgYou know that reddish fluid on hippo skin that turns brown?  It’s not just funny colored sweat.  Japanese scientists reported in Nature1 that it acts as a sunscreen and an antibiotic.  See also the BBC News report on this finding.1Saikawa et al., “Pigment chemistry: The red sweat of the hippopotamus,” Nature 429, 363 (27 May 2004); doi:10.1038/429363a.It must have been a sight watching the Japanese timidly wipe the face and back of a hippo to get their samples.  Wonder how many generations of hippos had to die of skin cancer to get this lucky set of mutations established in the population.(Visited 25 times, 1 visits today)FacebookTwitterPinterestSave分享0last_img